4252217125 has 16 divisors (see below), whose sum is σ = 5714982000. Its totient is φ = 3140097600.

The previous prime is 4252217117. The next prime is 4252217141. The reversal of 4252217125 is 5217122524.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 996601761 + 3255615364 = 31569^2 + 57058^2 .

It is not a de Polignac number, because 4252217125 - 2³ = 4252217117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1306750 + ... + 1309999.

It is an arithmetic number, because the mean of its divisors is an integer number (357186375).

Almost surely, 2^4252217125 is an apocalyptic number.

It is an amenable number.

4252217125 is a deficient number, since it is larger than the sum of its proper divisors (1462764875).

4252217125 is a wasteful number, since it uses less digits than its factorization.

4252217125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2616777 (or 2616767 counting only the distinct ones).

The product of its digits is 11200, while the sum is 31.

The square root of 4252217125 is about 65209.0264073924. The cubic root of 4252217125 is about 1620.0875232142.

Adding to 4252217125 its reverse (5217122524), we get a palindrome (9469339649).

The spelling of 4252217125 in words is "four billion, two hundred fifty-two million, two hundred seventeen thousand, one hundred twenty-five".